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(603) 267-8865
M250 Series
  • DC/DC Hold Up Converter
  • 10 mSec Up to 150W Input Power
  • Input: 18 to 36VDC
  • EMI/RFI Filters Included
  • Operating Temperature: –55°C to +85°C
  • Designed to Meet: MIL-STD-461, MIL-STD-704, MIL-STD-810, MIL-STD-1275

About the M250 Series

The M250 Series Hold Up Converter provides 10 mSec of input power for wide input range converters
(up to 150W Input Power). The unit operates together with standard modules, please consult factory for
specific applications.

Fixed switching frequency, external Synchronization (250 ±10 KHz), included EMI/RFI filters and operating temperature range of -55°C to +85°C (baseplate) ensure reliable performance for even the most demanding applications. Designed to meet MIL-STD-461, MIL-STD-704, MIL-STD-810 and MIL-STD-1275 this is the ideal unit for military, rugged, telecom and demanding industrial applications. 

(All specifications are factory configurable by a design engineer.)


Model Input Power (WxDxH) Weight
M250 18 to 36VDC Up to 150W Input Power 2.56" x 3.7" x .55" 5 oz

All of our products can be configured to your specific requirements. Customers are invited to work with a design engineer to define the output, input range, protection limits and dimensions of the power solution which best meets their project needs. This can frequently be accomplished without NRE. Use the contact form to submit a request, or contact us at (603) 267-8865 to discuss your requirements. Configurations created for specific requirements will be assigned a new variant part number.

Examples of Prior Model Variants

Model Input Start Hold-Up Hold-Up Time
M250-1 18-36V 18V 10mS
M250-2 18-36V 22V 10mS
Milpower Source
P.O. Box 810
7 Field Lane
Belmont, NH 03220
United States
Phone: (603) 267-8865
Fax: (603) 267-7258
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